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#low-level-design

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BBBhatt Bhaskarengineeringwithbhatt.hashnode.dev

Low Level Design (LLD) – A Practical Guide

Low Level Design (LLD) is the stage of software design where abstract ideas turn into concrete, implementable plans. If System Design answers “what should the system do?”, LLD answers “how exactly will we build it?”. It focuses on classes, methods, d...

Jan 292 min read

SPSaurabh Pandehowthatworks.hashnode.dev

Unlocking YouTube's "Time Machine"- How a 20-Year-Old Video Gets Summarized in Seconds!

Yesterday, normally I was just watching YouTube videos and reading comments, and goes for video summarization section and asked my question about the video. But suddenly I clicked that this video is nearly 15 years old and still YouTube summarizes it...

Jan 236 min read

ASAditya Singhadityakumarsingh.hashnode.dev

SOLID Principles 💪

The significance of SOLID Principles is that it helps us to write code that doesn’t collapse under its own weight as the project grows. Golang code examples are attached to explain each principle. 1.) Single Responsibility Principle SRP states that C...

Jan 216 min read

MHMD. HABIBULLAH SHARIFblog.habibullah.dev

Close to the Metal: The Mechanics of the C Language

The Philosophy "C assumes you know what you are doing." It does not have Garbage Collection. It does not stop you from accessing invalid memory. It is a razor-sharp tool that gives you direct access to the hardware. If you want to build a Web App, u...

Jan 94 min read

GPGautam Pateliamgautam.hashnode.dev

The Observer Design Pattern

In this article, I will explain the Observer Design Pattern simply and understandably. I will use a hospital patient monitor system as an example. Picture a hospital room. One patient. One heart monitor. But several different things care about that d...

Jan 74 min read

SGSairash Gautamsairash.hashnode.dev

Architecting for One Million Concurrent Connections

Source: https://sairashgautam.com.np/blog/2025-12-25/ I’ve been working with Golang for about three years now, but my roots are actually in dynamic languages like JavaScript, Python, and PHP. Go was my first real introduction to static typing even be...

Jan 25 min read

JJithendiranthe-digital-heartbeat.hashnode.dev

How Clocks Turn Manual Logic into Automated Calculation?

Prerequisites Basic Boolean algebra Basic understanding of logic gates [!NOTE] This blog explains these concepts in a simple way. Real CPUs are advanced and complex; to avoid confusion, I have used a simple "Adder" circuit as an example. How We...

Dec 29, 20259 min read

AKAlisha Kausheenalishakausheen.hashnode.dev

What Are Design Patterns?

Think of software like a building: Code = bricks Classes = rooms Design patterns = blueprints A design pattern is a reusable blueprint for solving a design-level problem. What design patterns are: Proven solutions High-level structures Langua...

Dec 13, 20252 min read

Rritiksharmaaaritiksharmaaa.hashnode.dev

How YouTube Knows a Video Is Copyrighted — From Binary Foundations to Modern AI Fingerprinting

1. The Pre-Digital World — Manual Detection Only Before computers, copyright enforcement was essentially pattern recognition by humans. A music producer would hear a familiar tune. A studio would notice a copied film scene. The entire process rel...

Dec 10, 20257 min read

MMaverickjyanshu.hashnode.dev

Singleton Design Pattern

The Singleton Design Pattern is one of the most widely known and frequently used creational design patterns in software engineering. It ensures that a class has only one instance throughout the application lifecycle and provides a global point of acc...

Dec 9, 202520 min read

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#low-level-design

Trending tags this week

Low Level Design (LLD) – A Practical Guide

Unlocking YouTube's "Time Machine"- How a 20-Year-Old Video Gets Summarized in Seconds!

SOLID Principles 💪

Close to the Metal: The Mechanics of the C Language

The Observer Design Pattern

Architecting for One Million Concurrent Connections

How Clocks Turn Manual Logic into Automated Calculation?

What Are Design Patterns?

How YouTube Knows a Video Is Copyrighted — From Binary Foundations to Modern AI Fingerprinting

Singleton Design Pattern